Mobile service vehicle



FIG. 1 is a side perspective view of a mobile service vehicle embodying our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a side elevational view thereof opposite to that shown in FIG. 1. 

The ornamental design for a mobile service vehicle, as shown. 